1 (* Copyright (C) 2004-2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
28 exception Option_error of string * string
29 exception Statement_error of string
30 exception Command_error of string
32 let command_error msg = raise (Command_error msg)
34 type incomplete_proof = {
35 proof: ProofEngineTypes.proof;
36 stack: Continuationals.Stack.t;
41 | Incomplete_proof of incomplete_proof
42 | Proof of ProofEngineTypes.proof
43 | Intermediate of Cic.metasenv
44 (* Status in which the proof could be while it is being processed by the
45 * engine. No status entering/exiting the engine could be in it. *)
48 | ProofMode of NTacStatus.tac_status
49 | CommandMode of NEstatus.extra_status
52 moo_content_rev: GrafiteMarshal.moo;
53 proof_status: proof_status;
54 objects: UriManager.uri list;
55 coercions: CoercDb.coerc_db;
56 automation_cache:AutomationCache.cache;
62 match x.ng_status with
63 | ProofMode t -> t.NTacStatus.istatus.NTacStatus.estatus.NEstatus.lstatus
64 | CommandMode e -> e.NEstatus.lstatus
67 let set_lexicon new_lexicon_status new_grafite_status =
68 { new_grafite_status with ng_status =
69 match new_grafite_status.ng_status with
70 | CommandMode estatus ->
72 { estatus with NEstatus.lstatus = new_lexicon_status }
75 { t with NTacStatus.istatus =
76 { t.NTacStatus.istatus with NTacStatus.estatus =
77 { t.NTacStatus.istatus.NTacStatus.estatus with NEstatus.lstatus =
78 new_lexicon_status }}}}
82 match x.ng_status with
83 | ProofMode t -> t.NTacStatus.istatus.NTacStatus.estatus
89 match x.ng_status with
92 {t with NTacStatus.istatus =
93 {t.NTacStatus.istatus with NTacStatus.estatus = e}}
94 | CommandMode _ -> CommandMode e}
97 let get_dstatus x = (get_estatus x).NEstatus.rstatus;;
100 let estatus = get_estatus x in
101 set_estatus { estatus with NEstatus.rstatus = h } x
104 let get_current_proof status =
105 match status.proof_status with
106 | Incomplete_proof { proof = p } -> p
108 | _ -> raise (Statement_error "no ongoing proof")
110 let get_proof_metasenv status =
111 match status.proof_status with
113 | Proof (_, metasenv, _, _, _, _)
114 | Incomplete_proof { proof = (_, metasenv, _, _, _, _) }
115 | Intermediate metasenv ->
118 let get_stack status =
119 match status.proof_status with
120 | Incomplete_proof p -> p.stack
121 | Proof _ -> Continuationals.Stack.empty
124 let set_stack stack status =
125 match status.proof_status with
126 | Incomplete_proof p ->
127 { status with proof_status = Incomplete_proof { p with stack = stack } }
129 assert (Continuationals.Stack.is_empty stack);
133 let set_metasenv metasenv status =
135 match status.proof_status with
136 | No_proof -> Intermediate metasenv
137 | Incomplete_proof ({ proof = (uri, _, subst, proof, ty, attrs) } as incomplete_proof) ->
139 { incomplete_proof with proof = (uri, metasenv, subst, proof, ty, attrs) }
140 | Intermediate _ -> Intermediate metasenv
141 | Proof (_, metasenv', _, _, _, _) ->
142 assert (metasenv = metasenv');
145 { status with proof_status = proof_status }
147 let get_proof_context status goal =
148 match status.proof_status with
149 | Incomplete_proof { proof = (_, metasenv, _, _, _, _) } ->
150 let (_, context, _) = CicUtil.lookup_meta goal metasenv in
154 let get_proof_conclusion status goal =
155 match status.proof_status with
156 | Incomplete_proof { proof = (_, metasenv, _, _, _, _) } ->
157 let (_, _, conclusion) = CicUtil.lookup_meta goal metasenv in
159 | _ -> raise (Statement_error "no ongoing proof")
161 let add_moo_content cmds status =
162 let content = status.moo_content_rev in
166 (* prerr_endline ("adding to moo command: " ^ GrafiteAstPp.pp_command cmd); *)
168 | GrafiteAst.Default _
170 | GrafiteAst.Coercion _ ->
171 if List.mem cmd content then acc
176 (* prerr_endline ("new moo content: " ^ String.concat " " (List.map
177 GrafiteAstPp.pp_command content')); *)
178 { status with moo_content_rev = content' }
180 let get_baseuri status = status.baseuri;;
183 let get_option status name =
185 StringMap.find name status.options
186 with Not_found -> raise (Option_error (name, "not found"))
188 let set_option status name value =
189 let types = [ (* no set options defined! *) ] in
191 try List.assoc name types
193 command_error (Printf.sprintf "Unknown option \"%s\"" name)
196 match ty_and_mangler with
197 | `String, f -> String (f value)
200 Int (int_of_string (f value))
202 command_error (Printf.sprintf "Not an integer value \"%s\"" value))
204 { status with options = StringMap.add name value status.options }
207 let get_string_option status name =
208 match get_option status name with
210 | _ -> raise (Option_error (name, "not a string value"))
213 let dump_status status =
214 HLog.message "status.aliases:\n";
215 HLog.message "status.proof_status:";
217 (match status.proof_status with
218 | No_proof -> "no proof\n"
219 | Incomplete_proof _ -> "incomplete proof\n"
220 | Proof _ -> "proof\n"
221 | Intermediate _ -> "Intermediate\n");
222 HLog.message "status.options\n";
224 StringMap.iter (fun k v ->
228 | Int i -> string_of_int i
230 HLog.message (k ^ "::=" ^ v)) status.options;
232 HLog.message "status.coercions\n";
233 HLog.message "status.objects:\n";
235 (fun u -> HLog.message (UriManager.string_of_uri u)) status.objects